Kia Niro: Exhaust Emission Control System / Catalytic Converter Description and operation

Description

The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx).

Catalytic Converter (WCC)

Catalytic Converter (UCC)

Description and operation
Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to the combustion cha ...

CVVT (Continuous Variable Valve Timing) System Description and operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calc ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Camshaft Position Sensor (CMPS) Troubleshooting
Signal Waveform This example shows a typical Crankshaft Position Sensor (CKPS) and Camshaft Position Sensor (CMPS) waveforms at idle. The PCM controls the injection and ignition timing by using these signals. Generally, the CKPS signal is used to detect the piston position whe ...

Kia Niro 2017 (DE HEV) Service Manual: Multimedia Jack Repair procedures
Removal Multimedia Jack    Put on gloves to protect your hands.    • When prying with a flat-tip screwdriver or use ...

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